68899920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7759}}^1$

素因数の和:7812

約数の個数: 80

約数和(自身を含む): 219390720

約数和(自身を除く): 150490800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 7759, 8880, 15518, 23277, 31036, 38795, 46554, 62072, 77590, 93108, 116385, 124144, 155180, 186216, 232770, 287083, 310360, 372432, 465540, 574166, 620720, 861249, 931080, 1148332, 1435415, 1722498, 1862160, 2296664, 2870830, 3444996, 4306245, 4593328, 5741660, 6889992, 8612490, 11483320, 13779984, 17224980, 22966640, 34449960, 68899920]

約数ペア:

[(1, 68899920), (2, 34449960), (3, 22966640), (4, 17224980), (5, 13779984), (6, 11483320), (8, 8612490), (10, 6889992), (12, 5741660), (15, 4593328), (16, 4306245), (20, 3444996), (24, 2870830), (30, 2296664), (37, 1862160), (40, 1722498), (48, 1435415), (60, 1148332), (74, 931080), (80, 861249), (111, 620720), (120, 574166), (148, 465540), (185, 372432), (222, 310360), (240, 287083), (296, 232770), (370, 186216), (444, 155180), (555, 124144), (592, 116385), (740, 93108), (888, 77590), (1110, 62072), (1480, 46554), (1776, 38795), (2220, 31036), (2960, 23277), (4440, 15518), (7759, 8880)]